Your bus was left unattended between trips. What should you do before boarding passengers?
Correct answer: Check the interior again for damage and unsafe conditions
An unattended bus may have been damaged. Check the passenger area before using it, including rails, seats, floor covering and exits.
Source: Washington Commercial Driver Guide, N/10/20; section 4.1.3, physical PDF 75, printed 4-1. ↗
A passenger seat rocks because its mounting is loose. What does this mean for the inspection?
Correct answer: The seat is not securely fastened and the defect needs correction
Passenger seats must be safe and securely fastened. A padded seat is not safe merely because its cushion looks sound.
Source: Washington Commercial Driver Guide, N/10/20; section 4.1.3, physical PDF 75, printed 4-1. ↗
A rider places a carry-on bag in the aisle beside an empty seat. What should you require?
Correct answer: Move and secure the bag where it will not block the aisle
An aisle must remain clear of baggage that could trip people or obstruct their movement.
Source: Washington Commercial Driver Guide, N/10/20; section 4.2, physical PDF 75, printed 4-1. ↗
Which loading arrangement is acceptable for carry-ons and freight?
Correct answer: One that keeps emergency exits usable and protects riders from shifting items
Secure baggage against falling or shifting while keeping emergency doors and windows accessible.
Source: Washington Commercial Driver Guide, N/10/20; section 4.2, physical PDF 76, printed 4-2. ↗
During the interior check, a handrail pulls loose from its attachment. What is the correct assessment?
Correct answer: It is a safety defect, even if the bus brakes work properly
Handholds and railings must be in safe working condition. Other working systems do not make an insecure handrail safe.
Source: Washington Commercial Driver Guide, N/10/20; section 4.1.3, physical PDF 75, printed 4-1. ↗
The bus has a passenger restroom with an emergency buzzer. What belongs in the interior inspection?
Correct answer: Checking that the restroom emergency buzzer works
The guide includes signaling devices and, when fitted, the restroom emergency buzzer in the passenger-area inspection.
Source: Washington Commercial Driver Guide, N/10/20; section 4.1.3, physical PDF 75, printed 4-1. ↗
An emergency exit window has been left open on a bus ready to depart. What should happen?
Correct answer: Close it and ensure the emergency exit is in safe operating condition
Do not drive with an open emergency exit door or window. This is distinct from a roof hatch designed to lock partly open.
Source: Washington Commercial Driver Guide, N/10/20; section 4.1.3, physical PDF 75, printed 4-1. ↗
What should be true of a bus emergency door's identification and fitted red door light?
Correct answer: The exit sign is visible and the red light works for use with outside lights
The emergency-exit sign must be visible. If the described red emergency-door light is fitted, the guide calls for it to work and be on at night or when outside lights are used.
Source: Washington Commercial Driver Guide, N/10/20; section 4.1.3, physical PDF 75, printed 4-1. ↗
A roof hatch is designed to lock partly open for ventilation. What additional clearance issue must the driver consider?
Correct answer: The partly open hatch increases the bus's effective height
Some hatches permit a secured partly open position, but that raises the vehicle's clearance requirement. Do not make leaving them open a routine practice.
Source: Washington Commercial Driver Guide, N/10/20; section 4.1.4, physical PDF 75, printed 4-1. ↗
Before beginning a bus trip, how should you use the driver's seat belt?
Correct answer: Fasten it before driving, including on a short trip
The guide directs the driver to use the seat belt. A short route does not remove the need for that protection.
Source: Washington Commercial Driver Guide, N/10/20; section 4.1.5, physical PDF 75, printed 4-1. ↗
A large parcel fits beside the driver's seat but restricts access to the controls. May it remain there?
Correct answer: No; cargo must allow the driver to move freely and operate the bus
Baggage must not restrict the driver's movement or control of the vehicle. Cargo safety includes where it is secured, not only its contents.
Source: Washington Commercial Driver Guide, N/10/20; section 4.2, physical PDF 75, printed 4-1. ↗
On a bus designed for standing riders, where must those riders remain relative to the standee line?
Correct answer: Behind the line marking the forward limit for standing passengers
The line or other marker keeps standing riders out of the area forward of the rear of the driver's seat.
Source: Washington Commercial Driver Guide, N/10/20; section 4.2.3, physical PDF 76, printed 4-2. ↗
